[GitHub] spark pull request #21740: [SPARK-18230][MLLib]Throw a better exception, if ...

[dmateusp]

Github user dmateusp commented on a diff in the pull request:

    https://github.com/apache/spark/pull/21740#discussion_r202614320
  
    --- Diff: 
mllib/src/main/scala/org/apache/spark/mllib/recommendation/MatrixFactorizationModel.scala
 ---
    @@ -165,7 +183,7 @@ class MatrixFactorizationModel @Since("0.8.0") (
        */
       @Since("1.1.0")
       def recommendProducts(user: Int, num: Int): Array[Rating] =
    --- End diff --
    
    Thanks for the explanation Sean :)


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